Echinocereus viridiflorus

Echinocereus viridiflorus Engelm.

Green Pitaya, Nylon hedgehog cactus

Synonym(s):

A small cactus with 1 cylindrical stem or several in a clump and yellowish-green or magenta flowers.

Pitaya (pronounced pee-tah-yah) is the phonetic spelling of the original Spanish name Pitahaya, a name given to species of Echinocereus but more broadly applied to a number of cacti that produce sweet, edible fruit.